Staffan Widstrand / White rhinoceros (Cerathorium simum) watched by anti-poaching patrol of iMfolozi National Park, South Africa October 2011

Mark Carwardine / Siberian tiger anti-poaching patrol with arrested poachers (with secret police for extra protection), 600 miles north of Vladivostok, Primorksy, Russian Far East, October 2005

Jeff Rotman / Irula Snake Tribe member holding vials of snake anti-venom for Viper, Krait and Cobra bites. Southern India.

Jeff Rotman / Sequence 1/3 Three metre Tiger shark (Galeocerdo cuvier) caught in anti-shark net of Durban Beach. Natal Sharks Board, Durban Beach, South Africa

Jeff Rotman / Sequence 2/3 Diver with anti-shark POD examininf Tiger shark (Galeocerdo cuvier) caught in anti-shark net off Durban Beach, Natal, South Africa. Model released.

Niall Benvie / Photograph of Hairy St John's wort (Hypericum hirsutum) manipulated and text added to represent illustrated book page. Scotland, UK, July

Jabruson / Milking venom from Spectacled cobra {Naja naja kaouthia} Bangkok, Thailand. Used for anti-venom production. Snake bites onto glass plate and ejects venom.

Jeff Rotman / Tiger shark caught in anti-shark net off Durban beach {Galeocerdo cuvieri} South Africa Model released.

David Tipling / Game Fund anti trapping team with seized trapping equipment including limesticks, sound devices and mist nets Cyprus, September 2011

David Tipling / Officer from the British Sovereign Base Area Police anti trapping unit at Dekeleia holds a Blackcap (Sylvia atricapilla) rescued from an illegal trappers mist nest in Cyprus, September 2011

David Tipling / Officer from the British Sovereign Base Area Police anti trapping unit at Dekeleia holding a Blackcap (Sylvia atricapilla) rescued from a trappers mist nest in Cyprus, September 2011

David Tipling / Officers from the British Sovereign Base Area Police anti trapping unit at Dekeleia extracting a Blackcap (Sylvia atricapilla) from an illegal trappers mist nest in Cyprus, September 2011

Gavin Hellier / Mansudae Grand Monument depicting the 'Anti Japanese Revolutionary Struggle' and 'Socialist Revolution and Construction' Mansudae Assembly Hall on Mansu Hill, Pyongyang, Democratic Peoples' Republic o...

Ann & Steve Toon / Devil's claw (Harpagophytum procumbens) fruit, Tswalu Kalahari private game reserve, Northern Cape, South Africa, January 2012

Ann & Steve Toon / Confiscated poisoned arrows used in elephant poaching, Mbirikani group ranch, Chyulu Hills, Amboseli-Tsavo ecosystem, Kenya, October 2012

Ann & Steve Toon / Big Life ranger demonstrating poisoned arrow used in elephant poaching, Mbirikani group ranch, Chyulu Hills, Amboseli-Tsavo ecosystem, Kenya, October 2012

Ann & Steve Toon / Member of the Rhino patrol, partly funded by Save the Rhino international, looks out using binoculars, Lewa Conservancy, Laikipia, Kenya, September 2012

Ann & Steve Toon / Anti-poaching patrol supported by Save the Rhino International, Mbirikani Group Ranch, Amboseli-Tsavo ecosystem, Chyulu Hills, Kenya, Africa, October 2012

Ann & Steve Toon / Remote tracking of Rhino patrols via digital radio, screenshot, Lewa Conservancy, Laikipia, Kenya, September 2012

Ann & Steve Toon / Armed anti-poaching patrol, Lewa Conservancy, Laikipia, Kenya, September 2012

Ann & Steve Toon / Armed anti-poaching patrol out in Lewa Conservancy, Laikipia, Kenya, September 2012

Ann & Steve Toon / African elephants (Loxodonta africana) screen showing remote tracking via GPS radiocollars, screenshot, Lewa Conservancy, Laikipia, Kenya, September 2012

Ann & Steve Toon / Senior radio operator John Tanui, radio control room, Lewa Conservancy, Kenya, September 2012

Ann & Steve Toon / Northern white rhino (Ceratotherium simum cottoni) female called Najin, watched over by armed guard, Ol Pejeta Conservancy, Laikipia, Kenya, Africa, September 2012

Ann & Steve Toon / Northern white rhino (Ceratotherium simum cottoni) male called Suni with female Najin, watched over by keepers Jeremy Kimathi and Peter Esogon, Ol Pejeta Conservancy, Laikipia, Kenya, Africa, Septembe...

Ann & Steve Toon / Northern white rhino (Ceratotherium simum cottoni) female called Najin, watched over by armed guard, Ol Pejeta Conservancy, Laikipia, Kenya, Africa, September 2012

Ann & Steve Toon / Northern white rhino (Ceratotherium simum cottoni) female called Najin, watched over by armed guard, Ol Pejeta Conservancy, Laikipia, Kenya, Africa, September 2012

Ann & Steve Toon / Memorial to 1989 burning of ten tonnes of ivory, by Kenyan president Daniel arap Moi, Nairobi National Park, Kenya, October 2012

Ann & Steve Toon / Memorial to 1989 burning of ten tonnes of ivory, by Kenyan president Daniel arap Moi, Nairobi National Park, Kenya, October 2012

Tony Heald / African Wild Dog (Lycaon pictus) wearing a radio collar, Mana Pools National Park, Zimbabwe, October 2012

Sharon Heald / African Wild Dog (Lycaon pictus) walking profile, wearing an anti-snare collar, also doubles up for tracking, Hwange National Park, Zimbabwe, October 2012

Staffan Widstrand / Wilderness trail guide Artist Ngwetha, iMfolozi National Park, South Africa 2011

Staffan Widstrand / Rifle of Wilderness trail guide Wayne Saunders, iMfolozi National Park, South Africa 2011

Staffan Widstrand / The anti poaching patrol, guards posing by vehicle. iMfolozi National Park, South Africa October 2011

Staffan Widstrand / The anti poaching patrol in action, walking across landscape, iMfolozi National Park, South Africa October 2011

Staffan Widstrand / The anti poaching patrol in action, iMfolozi National Park, South Africa October 2011

Staffan Widstrand / White rhinoceros (Cerathorium simum) watched by anti-poaching patrol of iMfolozi National Park, South Africa October 2011

Mark Carwardine / Siberian tiger anti-poaching patrol stopping and searching people on forest road, 600 miles north of Vladivostok, Primorksy, Russian Far East, October 2005

Mark Carwardine / Illegal logging camp found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Illegal logging operation found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Siberian tiger anti-poaching patrol guard with confiscated boar's head, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Siberian tiger anti-poaching patrol (preparing ambush of poaching camp), 600 miles north of Vladivostok, Primorsky, Russian Far East, october 2005

Mark Carwardine / Illegal logging camp found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Illegal logging operation found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Poachers arrested by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Poacher arrested by Siberian tiger anti-poaching patrol (with secret police for extra protection), 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Illegal logging camp found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Siberian tiger anti-poaching patrol (with secret police for extra protection), 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Poacher arrested by Siberian tiger anti-poaching patrol (with secret police for extra protection), 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Illegal logging camp found by Siberian tiger anti-poaching patrol, 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Poacher arrested by Siberian tiger anti-poaching patrol (with secret police for extra protection), 600 miles north of Vladivostok, Primorsky, Russian Far East, October 2005

Mark Carwardine / Aerial view of young Northern white rhinoceros {Ceratotherium simum cottoni} taken from anti-poaching aircraft in 1989, Garamba NP, Dem Rep Congo.

Mark Carwardine / Aerial view of Northern white rhinoceros {Ceratotherium simum cottoni} taken from anti-poaching aircraft in 1989, Garamba NP, Dem Rep Congo.

Mark Carwardine / Anti-poaching patrol guard with gun, Alaungdaw Kathapa National Park, north-western Burma (Myanmar)

Mark Carwardine / Close up of Indian elephant eye (Elephas maximus), captive used by anti-poaching patrol, Alaungdaw Kathapa National Park, Burma (Myanmar)

Mark Carwardine / Anti-poaching patrol training at park headquarters, Alaungdaw Kathapa National Park, north-western Burma (Myanmar)

Mark Carwardine / Anti-poaching patrol guard with gun, Alaungdaw Kathapa National Park, north-western Burma (Myanmar)

Mark Carwardine / Indian elephant (Elephas maximus) captive used by anti-poaching patrol wih ranger, Alaungdaw Kathapa National Park, Burma (Myanmar)

Mark Carwardine / Indian elephant (Elephas mamixmus) bring ridden by mahout with foot visible, captive used by anti-poaching patrol, Alaungdaw Kathapa National Park, Burma (Myanmar)

Mark Carwardine / Guards on anti-poaching patrol at night, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Guards on anti-poaching patrol at night, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Close up of Indian elephant eye (Elephas maximus), captive animal used by anti-poaching patrols, Alaungdaw Kathapa National Park, north-west Burma (Myanmar)

Mark Carwardine / Guard on anti-poaching patrol in Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Guard on anti-poaching patrol drinking water from stream, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Guard on anti-poaching patrol crossing river, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Guard on anti-poaching patrol using GPS to navigate, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Guard on anti-poaching patrol sitting on hammock set up for overnight camp, Preah Monivong Bokor National Park, Elephant Mountains, south-western Cambodia (formerly Kampuchea)

Mark Carwardine / Anti-poaching patrol training at park headquarters, Alaungdaw Kathapa National Park, north-western Burma (Myanmar)

Christophe Courteau / West African giraffe {Giraffa camelopardis peralta} poached by local people. Sahel, Niger. Anti-poaching unit investigates carcass; meat will be donated to villagers

Nick Upton / Brown seaweed (Bifurcaria bifurcata), an alga that has shown some anti-cancer properties, growing in a rockpool low on the shore alongside Coralweed (Corallina officinalis), Wembury, Devon, UK, August...

Nick Upton / Brown seaweed (Bifurcaria bifurcata), an alga that has shown some anti-cancer properties, growing in a rockpool low on the shore alongside Coralweed (Corallina officinalis), Wembury, Devon, UK, August...

Ann & Steve Toon / Fox hounds Chico and Jetta used in Kruger anti-poaching patrols to track down poachers, Kruger National Park, South Africa, June 2012. Editorial use only

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-r Eric Moletshe, Michael Duplessis, Louis Ngubene, Abre Marais, Protrack anti-poaching unit, Hoedspruit, Limpopo, South Africa, June 2012. Editorial use onl...

Ann & Steve Toon / South African church with save the rhino anti-poaching slogan on electronic advertising billboard, Klerksdorp, North west province, South Africa, June 2012. Editorial use only

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-r Mshiyeni Ntuli, Sibongiseni Kunene, Sibusiso Mdluli, Ezemvelo KZN Wildlife, iMfolozi game reserve, KwaZulu-Natal, South Africa, June 2012. Editorial use o...

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-r Sibongiseni Kunene, Mshiyeni Ntuli, Sibusiso Mdluli, Ezemvelo KZN Wildlife, iMfolozi game reserve, KwaZulu-Natal, South Africa, June 2012. Editorial use o...

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-r Mshiyeni Ntuli, Sibongiseni Kunene, Sibusiso Mdluli, Ezemvelo KZN Wildlife, iMfolozi game reserve, KwaZulu-Natal, South Africa, June 2012. Editorial use o...

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-r Abre Marais, Eric Moletshe, Protrack anti-poaching unit, Hoedspruit, South Africa, June 2012. Editorial use only

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, l-rSibusiso Mdluli, Sibongiseni Kunene, Ezemvelo KZN Wildlife, iMfolozi game reserve, KwaZulu-Natal, South Africa, June 2012. Editorial use only

Ann & Steve Toon / Anti-poaching unit on patrol in the bush, led by Sibongiseni Kunene, Ezemvelo KZN Wildlife, iMfolozi game reserve, KwaZulu-Natal, South Africa, June 2012. Editorial use only

Suzi Eszterhas / Chimpanzee (Pan troglodytes) snares recovered by anti-poaching team, western Uganda

Guy Edwardes / 2020VISION / Gills of Porcelain Fungus (Oudemansiella mucida). New Forest National Park, Hampshire, England, UK, November. Did you know? Porcelain fungus produces an anti-fungal molecule which prevents other speci...

Roland Seitre / Redback Spider (Latrodectus hasselti), captive used for extracting venom to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Milking a Sydney Funnel Web Spider (Atrax robustus); the venom will be used in medical research and for making anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Milking a Sydney Funnel Web Spider (Atrax robustus); the venom will be used in medical research and for making anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Spider handler preparing to milk a Sydney Funnel Web Spider (Atrax robustus); the venom will be used in medical research and for making anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Snake handler labeling venom-milking glass, used in medical research and for making anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Roberto Bolanos, snake keeper, with vials of venom, used in medical research and for making anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Roberto Bolanos, snake keeper, handling a captive Tiger Snake (Notechis scutatus) used for extracting venom for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Taipan (Oxyuranus scutellatus) about to be milked; venom is extracted for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Taipan (Oxyuranus scutellatus) being milked; venom is extracted for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Taipan (Oxyuranus scutellatus) about to be milked; venom is extracted for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Close up of head of captive Taipan (Oxyuranus scutellatus) used for extracting venom for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Roberto Bolanos, snake keeper, handling a captive Taipan (Oxyuranus scutellatus) used for extracting venom for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Roberto Bolanos, snake keeper, handling a captive Taipan (Oxyuranus scutellatus) used for extracting venom for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.

Roland Seitre / Roberto Bolanos, snake keeper, with a captive Taipan (Oxyuranus scutellatus) used for extracting venom for study and to make anti-venom. Australian Reptile Park, Gosford, New South Wales.